257032015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{1201}}^1\times {\mathrm{1861}}^1$

素因数の和:3090

約数の個数: 16

約数和(自身を含む): 322289856

約数和(自身を除く): 65257841

約数列:

[1, 5, 23, 115, 1201, 1861, 6005, 9305, 27623, 42803, 138115, 214015, 2235061, 11175305, 51406403, 257032015]

約数ペア:

[(1, 257032015), (5, 51406403), (23, 11175305), (115, 2235061), (1201, 214015), (1861, 138115), (6005, 42803), (9305, 27623)]